From patchwork Wed Sep 4 06:37:33 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: liguang X-Patchwork-Id: 272472 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id E3F392C00D2 for ; Wed, 4 Sep 2013 16:40:05 +1000 (EST) Received: from localhost ([::1]:50616 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VH6l0-0008Ty-Er for incoming@patchwork.ozlabs.org; Wed, 04 Sep 2013 02:40:02 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45428) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VH6ki-0008Tq-FK for qemu-devel@nongnu.org; Wed, 04 Sep 2013 02:39:49 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VH6kd-0005Nx-T3 for qemu-devel@nongnu.org; Wed, 04 Sep 2013 02:39:44 -0400 Received: from [222.73.24.84] (port=3636 helo=song.cn.fujitsu.com) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VH6kd-0005Nl-Hb for qemu-devel@nongnu.org; Wed, 04 Sep 2013 02:39:39 -0400 X-IronPort-AV: E=Sophos;i="4.89,1019,1367942400"; d="scan'208";a="8403842" Received: from unknown (HELO tang.cn.fujitsu.com) ([10.167.250.3]) by song.cn.fujitsu.com with ESMTP; 04 Sep 2013 14:36:30 +0800 Received: from fnstmail02.fnst.cn.fujitsu.com (tang.cn.fujitsu.com [127.0.0.1]) by tang.cn.fujitsu.com (8.14.3/8.13.1) with ESMTP id r846da8e028173; Wed, 4 Sep 2013 14:39:36 +0800 Received: from liguang.fnst.cn.fujitsu.com ([10.167.226.116]) by fnstmail02.fnst.cn.fujitsu.com (Lotus Domino Release 8.5.3) with ESMTP id 2013090414372868-1208934 ; Wed, 4 Sep 2013 14:37:28 +0800 From: liguang To: qemu-devel Date: Wed, 4 Sep 2013 14:37:33 +0800 Message-Id: <1378276653-18311-1-git-send-email-lig.fnst@cn.fujitsu.com> X-Mailer: git-send-email 1.7.2.5 X-MIMETrack: Itemize by SMTP Server on mailserver/fnst(Release 8.5.3|September 15, 2011) at 2013/09/04 14:37:28, Serialize by Router on mailserver/fnst(Release 8.5.3|September 15, 2011) at 2013/09/04 14:37:29, Serialize complete at 2013/09/04 14:37:29 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 222.73.24.84 Cc: Peter Maydell , Blue Swirl , Paolo Bonzini , =?UTF-8?q?Andreas=20F=C3=A4rber?= , liguang , Richard Henderson Subject: [Qemu-devel] [PATCH v2] exec: do tcg_commit only when tcg_enabled X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: liguang Reviewed-by: Richard Henderson --- exec.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-) diff --git a/exec.c b/exec.c index 3ca9381..2170295 100644 --- a/exec.c +++ b/exec.c @@ -1824,7 +1824,9 @@ static void memory_map_init(void) address_space_init(&address_space_io, system_io, "I/O"); memory_listener_register(&core_memory_listener, &address_space_memory); - memory_listener_register(&tcg_memory_listener, &address_space_memory); + if (tcg_enabled()) { + memory_listener_register(&tcg_memory_listener, &address_space_memory); + } } MemoryRegion *get_system_memory(void)